Tehran is a very rare boys' name that was most common in the 1970s and has all but disappeared.
Tehran is predominantly a boy name. It last appears in U.S. records in 2011. Tehran first appears in 1972 and peaked in 1979 (23 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2011 | 5 | 5 | — | #14,122 |
| 2009 | 5 | 5 | — | #14,277 |
| 2006 | 5 | 5 | — | #13,807 |
| 2003 | 5 | 5 | — | #12,566 |
| 1999 | 5 | 5 | — | #11,426 |
| 1997 | 6 | — | — | #9,140 |
| 1991 | 5 | — | — | #9,476 |
| 1985 | 6 | — | — | #6,453 |
| 1984 | 5 | — | — | #7,220 |
| 1981 | 6 | — | — | #6,169 |
| 1980 | 19 | — | — | #2,605 |
| 1979 | 28 | — | #11,804 | #2,228 |
| 1978 | 6 | — | — | #5,691 |
| 1975 | 5 | — | — | #6,245 |
| 1974 | 6 | — | — | #5,171 |
| 1972 | 7 | — | — | #4,391 |